Growing community of inventors

Tokyo, Japan

Nobuyoshi Oki

Average Co-Inventor Count = 4.00

ph-index = 2

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 20

Nobuyoshi OkiHiroshi Sakai (2 patents)Nobuyoshi OkiKimio Sato (2 patents)Nobuyoshi OkiSyuei Tamura (2 patents)Nobuyoshi OkiNobuyoshi Oki (2 patents)Hiroshi SakaiHiroshi Sakai (60 patents)Kimio SatoKimio Sato (4 patents)Syuei TamuraSyuei Tamura (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Niles Parts Company, Ltd. (2 from 186 patents)


2 patents:

1. 6554817 - Device for disposing excrement

2. 6443939 - Device for disposing excrement

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as of
1/14/2026
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